Give the net ionic equation for the reaction (if any) that occurs when aqueous solutions of K2S and Fe(NO3)2 are mixed.A) K+(aq) + NO3-(aq) → KNO3(s)B) Fe2+(aq) + S2-(aq) + 2 K+(aq) + 2 NO3-(aq) → FeS(s) + 2 K+(aq) + 2 NO3-(aq)C) Fe2+(aq) + S2-(aq) + 2 K+(aq) + 2 NO3-(aq) → Fe2+(aq) + S2-(aq) + 2 KNO3(s)D) Fe2+(aq) + S2-(aq) → FeS(s)E) No reaction occurs.

If a lake with a surface area of 20000 m2 receives an average monthly precipitation of 20 cm. Over a month the depth of the lake increased by 10 cm, what would the average daily evaporation? consider no inflows or outflows from the ground surface.

Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield 750.0 mL of solution. A) 1.50 MB) 1.18 MC) 0.130 MD) 0.768 ME) 2.30 M

) Write the name for Sn(SO4)2. Remember that Sn forms several ions.A) tin (I) sulfiteB) tin (IV) sulfateC) tin sulfideD) tin (II) sulfiteE) tin (I) sulfate

Determine the empirical formula for a compound of 36.86% N and 63.14% O by mass.A) NOB) N2OC) NO2D) N2O3E) NO3

How many moles of N2O4 are in 76.3 g N2O4? The molar mass of N2O4 is 92.02 g/mol.A) 7.02 molesB) 1.42 molesC) 1.00 moleD) 1.21 molesE) 0.829 moles

Determine the name for N2O5.A) dinitrogen pentoxideB) nitrogen oxideC) nitrogen (IV) oxideD) nitrogen (II) oxideE) nitrogen tetroxide

For small businesses, the Internet tends to blur _____ boundaries.

Which of the following would be a critical consideration in the location decision for a restaurant?

Diane is a loyal, long-term customer at Burke’s Furniture Store. It would be expected that she would